Home / 3,081-4,240.44-2,545.59

Finding the Fourth Proportional to 3,081, 4,240.44 and 2,545.59

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Solution

The fourth proportional to 3,081, 4,240.44 and 2,545.59 is: 3,503.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081 : 4,240.44 = 2,545.59 : x
  2. Step 2: Convert to fraction form
    3,081/4,240.44 = 2,545.59/x
  3. Step 3: Cross multiply
    3,081x = 4,240.44 × 2,545.59
  4. Step 4: Simplify right side
    3,081x = 10,794,421.66
  5. Step 5: Solve for x
    x = 10,794,421.66/3,081
  6. Step 6: Final answer
    x = 3,503.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.